Orbit

Routing Table Report 00:00 GMT Sat 08 Nov, 2008

NB: RouteViews data includes iBGP information from some ASNs. Treat the information provided below appropriately.

Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/rviews/

Analysis Summary ----------------

BGP routing table entries examined: 278714 Prefixes after maximum aggregation: 132922 Deaggregation factor: 2.10 Unique aggregates announced to Internet: 133049 Total ASes present in the Internet Routing Table: 29782 Prefixes per ASN: 9.36 Origin-only ASes present in the Internet Routing Table: 25791 Origin ASes announcing only one prefix: 12598 Transit ASes present in the Internet Routing Table: 3991 Transit-only ASes present in the Internet Routing Table: 95 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 25 Max AS path prepend of ASN (12026) 22 Prefixes from unregistered ASNs in the Routing Table: 569 Unregistered ASNs in the Routing Table: 211 Number of 32-bit ASNs allocated by the RIRs: 62 Prefixes from 32-bit ASNs in the Routing Table: 9 Special use prefixes present in the Routing Table: 5 Prefixes being announced from unallocated address space: 206 Number of addresses announced to Internet: 1921322268 Equivalent to 114 /8s, 133 /16s and 13 /24s Percentage of available address space announced: 51.8 Percentage of allocated address space announced: 62.6 Percentage of available address space allocated: 82.8 Percentage of address space in use by end-sites: 74.2 Total number of prefixes smaller than registry allocations: 137998

APNIC Region Analysis Summary -----------------------------

Prefixes being announced by APNIC Region ASes: 65619 Total APNIC prefixes after maximum aggregation: 23152 APNIC Deaggregation factor: 2.83 Prefixes being announced from the APNIC address blocks: 62574 Unique aggregates announced from the APNIC address blocks: 26453 APNIC Region origin ASes present in the Internet Routing Table: 3450 APNIC Prefixes per ASN: 18.14 APNIC Region origin ASes announcing only one prefix: 943 APNIC Region transit ASes present in the Internet Routing Table: 541 Average APNIC Region AS path length visible: 4.8 Max APNIC Region AS path length visible: 19 Number of APNIC addresses announced to Internet: 380630560 Equivalent to 22 /8s, 175 /16s and 246 /24s Percentage of available APNIC address space announced: 81.0

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8,

ARIN Region Analysis Summary ----------------------------

Prefixes being announced by ARIN Region ASes: 123901 Total ARIN prefixes after maximum aggregation: 66451 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 92486 Unique aggregates announced from the ARIN address blocks: 35661 ARIN Region origin ASes present in the Internet Routing Table: 12596 ARIN Prefixes per ASN: 7.34 ARIN Region origin ASes announcing only one prefix: 4854 ARIN Region transit ASes present in the Internet Routing Table: 1258 Average ARIN Region AS path length visible: 4.2 Max ARIN Region AS path length visible: 25 Number of ARIN addresses announced to Internet: 369562369 Equivalent to 22 /8s, 7 /16s and 19 /24s Percentage of available ARIN address space announced: 76.0

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8,

RIPE Region Analysis Summary ----------------------------

Prefixes being announced by RIPE Region ASes: 60516 Total RIPE prefixes after maximum aggregation: 36037 RIPE Deaggregation factor: 1.68 Prefixes being announced from the RIPE address blocks: 56655 Unique aggregates announced from the RIPE address blocks: 37110 RIPE Region origin ASes present in the Internet Routing Table: 12160 RIPE Prefixes per ASN: 4.66 RIPE Region origin ASes announcing only one prefix: 6390 RIPE Region transit ASes present in the Internet Routing Table: 1899 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 377879559 Equivalent to 22 /8s, 133 /16s and 252 /24s Percentage of available RIPE address space announced: 86.6

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-49151 RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary ------------------------------

Prefixes being announced by LACNIC Region ASes: 23969 Total LACNIC prefixes after maximum aggregation: 5526 LACNIC Deaggregation factor: 4.34 Prefixes being announced from the LACNIC address blocks: 21964 Unique aggregates announced from the LACNIC address blocks: 11303 LACNIC Region origin ASes present in the Internet Routing Table: 1027 LACNIC Prefixes per ASN: 21.39 LACNIC Region origin ASes announcing only one prefix: 330 LACNIC Region transit ASes present in the Internet Routing Table: 169 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 58000398 Equivalent to 3 /8s, 117 /16s and 4 /24s Percentage of available LACNIC address space announced: 57.6

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary -------------------------------

Prefixes being announced by AfriNIC Region ASes: 4147 Total AfriNIC prefixes after maximum aggregation: 1322 AfriNIC Deaggregation factor: 3.14 Prefixes being announced from the AfriNIC address blocks: 4420 Unique aggregates announced from the AfriNIC address blocks: 2164 AfriNIC Region origin ASes present in the Internet Routing Table: 266 AfriNIC Prefixes per ASN: 16.62 AfriNIC Region origin ASes announcing only one prefix: 81 AfriNIC Region transit ASes present in the Internet Routing Table: 53 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC addresses announced to Internet: 12911488 Equivalent to 0 /8s, 197 /16s and 3 /24s Percentage of available AfriNIC address space announced: 25.7

AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 196/8, 197/8,

APNIC Region per AS prefix count summary ----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 4538 3318 3245 44 China Education and Research 17488 1409 99 102 Hathway IP Over Cable Interne 4755 1303 572 108 Videsh Sanchar Nigam Ltd. Aut 9583 1115 87 476 Sify Limited 4134 888 13772 361 CHINANET-BACKBONE 4766 855 6408 366 Korea Telecom (KIX) 18101 783 161 67 Reliance Infocom Ltd Internet 23577 770 33 689 Korea Telecom (ATM-MPLS) 4780 731 357 63 Digital United Inc. 9498 696 295 55 BHARTI BT INTERNET LTD.

Complete listing at http://thyme.apnic.net/rviews/data-ASnet-APNIC

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 4354 3405 340 bellsouth.net, inc. 6298 2084 327 691 Cox Communicatons 1785 1695 717 154 AppliedTheory Corporation 20115 1660 1452 725 Charter Communications 6478 1650 363 193 AT&T Worldnet Services 2386 1589 700 900 AT&T Data Communications Serv 4323 1575 1082 376 Time Warner Telecom 7018 1399 9924 963 AT&T WorldNet Services 1803 1393 9 1094 SPRINT 11492 1210 149 16 Cable One

Complete listing at http://thyme.apnic.net/rviews/data-ASnet-ARIN

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 3292 435 1766 381 TDC Tele Danmark 30890 348 94 188 SC Kappa Invexim SRL 8866 347 111 23 Bulgarian Telecommunication C 3301 332 1429 303 TeliaNet Sweden 3215 331 2788 99 France Telecom Transpac 3320 326 7063 274 Deutsche Telekom AG 5462 324 794 27 Telewest Broadband 8452 324 188 11 TEDATA 25233 289 44 24 Awalnet 8551 287 270 37 Bezeq International

Complete listing at http://thyme.apnic.net/rviews/data-ASnet-RIPE

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 7303 1745 244 72 Telecom Argentina Stet-France 8151 1397 2833 222 UniNet S.A. de C.V. 11830 670 299 9 Instituto Costarricense de El 22047 566 270 14 VTR PUNTO NET S.A. 10620 548 126 60 TVCABLE BOGOTA 16735 426 92 10 Companhia de Telecomunicacoes 16814 426 27 10 NSS, S.A. 6471 421 86 50 ENTEL CHILE S.A. 11172 405 118 72 Servicios Alestra S.A de C.V 7738 373 730 27 Telecomunicacoes da Bahia S.A

Complete listing at http://thyme.apnic.net/rviews/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 24863 562 73 45 LINKdotNET AS number 3741 269 856 226 The Internet Solution 20858 256 34 3 EgyNet 2018 238 215 140 Tertiary Education Network 6713 144 135 11 Itissalat Al-MAGHRIB 33783 141 10 15 EEPAD TISP TELECOM & INTERNET 5536 120 8 17 Internet Egypt Network 5713 113 539 62 Telkom SA Ltd 29571 113 13 9 Ci Telecom Autonomous system 33776 109 6 3 Starcomms Nigeria Limited

Complete listing at http://thyme.apnic.net/rviews/data-ASnet-AFRINIC

Global Per AS prefix count summary ----------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 4354 3405 340 bellsouth.net, inc. 4538 3318 3245 44 China Education and Research 6298 2084 327 691 Cox Communicatons 7303 1745 244 72 Telecom Argentina Stet-France 1785 1695 717 154 AppliedTheory Corporation 20115 1660 1452 725 Charter Communications 6478 1650 363 193 AT&T Worldnet Services 2386 1589 700 900 AT&T Data Communications Serv 4323 1575 1082 376 Time Warner Telecom 17488 1409 99 102 Hathway IP Over Cable Interne

Complete listing at http://thyme.apnic.net/rviews/data-ASnet

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 4538 3318 3274 China Education and Research 7303 1745 1673 Telecom Argentina Stet-France 1785 1695 1541 AppliedTheory Corporation 6478 1650 1457 AT&T Worldnet Services 6298 2084 1393 Cox Communicatons 17488 1409 1307 Hathway IP Over Cable Interne 4323 1575 1199 Time Warner Telecom 4755 1303 1195 Videsh Sanchar Nigam Ltd. Aut 11492 1210 1194 Cable One 8151 1397 1175 UniNet S.A. de C.V.

Complete listing at http://thyme.apnic.net/rviews/data-CIDRnet

List of Unregistered Origin ASNs (Global) -----------------------------------------

Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/rviews/data-badAS

Prefixes from private and non-routed address space (Global) -----------------------------------------------------------

Prefix Origin AS Description 10.29.246.47/32 286 KPNQwest Backbone AS 10.29.246.48/32 286 KPNQwest Backbone AS 10.29.248.65/32 286 KPNQwest Backbone AS 10.29.248.71/32 286 KPNQwest Backbone AS 192.168.192.0/21 7497 Computer Network Information

Complete listing at http://thyme.apnic.net/rviews/data-dsua

Advertised Unallocated Addresses --------------------------------

Network Origin AS Description 24.75.116.0/22 10796 ServiceCo LLC - Road Runner 24.75.160.0/19 7843 Adelphia Corp. 24.142.40.0/21 7018 AT&T WorldNet Services 24.142.160.0/19 7018 AT&T WorldNet Services 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 41.191.124.0/22 2905 The Internetworking Company o 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 63.140.213.0/24 22555 Universal Talkware Corporatio

Complete listing at http://thyme.apnic.net/rviews/data-add-IANA

Number of prefixes announced per prefix length (Global) -------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:9 /10:18 /11:47 /12:153 /13:306 /14:545 /15:1082 /16:10216 /17:4477 /18:7700 /19:16478 /20:19699 /21:19116 /22:24771 /23:25428 /24:145256 /25:652 /26:722 /27:382 /28:800 /29:401 /30:188 /31:0 /32:249

Advertised prefixes smaller than registry allocations -----------------------------------------------------

ASN No of nets Total ann. Description 6389 2849 4354 bellsouth.net, inc. 6298 2058 2084 Cox Communicatons 4538 1798 3318 China Education and Research 1803 1370 1393 SPRINT 7303 1277 1745 Telecom Argentina Stet-France 2386 1271 1589 AT&T Data Communications Serv 17488 1198 1409 Hathway IP Over Cable Interne 11492 1187 1210 Cable One 1785 1157 1695 AppliedTheory Corporation 6478 1105 1650 AT&T Worldnet Services

Complete listing at http://thyme.apnic.net/rviews/data/sXXas-nos

Number of /24s announced per /8 block (Global) ----------------------------------------------

4:12 8:157 12:2194 13:2 15:21 16:3 17:5 20:36 24:1102 32:134 38:519 40:92 41:767 43:1 44:2 47:13 52:3 55:3 56:3 57:47 58:553 59:605 60:452 61:1059 62:1213 63:1933 64:3291 65:2414 66:3544 67:1305 68:812 69:2337 70:879 71:138 72:2090 73:7 74:1277 75:168 76:291 77:879 78:513 79:285 80:927 81:866 82:634 83:408 84:589 85:1034 86:509 87:720 88:349 89:1355 90:25 91:1668 92:290 93:978 94:330 95:34 96:86 97:129 98:386 99:15 113:40 114:124 115:145 116:1054 117:408 118:248 119:518 120:103 121:637 122:857 123:458 124:863 125:1274 128:353 129:214 130:136 131:404 132:72 133:9 134:185 135:31 136:224 137:102 138:145 139:90 140:427 141:111 142:391 143:293 144:301 145:52 146:373 147:141 148:604 149:299 150:129 151:208 152:150 153:143 154:10 155:274 156:174 157:303 158:168 159:282 160:273 161:140 162:248 163:136 164:517 165:506 166:363 167:341 168:631 169:155 170:481 171:40 172:10 173:129 174:1 187:14 188:1 189:354 190:2619 192:5838 193:4267 194:3395 195:2709 196:1016 198:3715 199:3301 200:5876 201:1636 202:8157 203:8039 204:3907 205:2183 206:2308 207:2732 208:3730 209:3414 210:2981 211:1290 212:1550 213:1670 214:68 215:25 216:4378 217:1259 218:413 219:512 220:1062 221:420 222:426

End of report